NOAA S-57 chart cell
Gulf of America
US4LA1CJ
- Usage band
- Approach · code 4
- Current edition
- 2.0
- Features
- 402
- S-57 layers
- 20
- Published
- Feb 18, 2025
- Manifest updated
- Jun 22, 2026, 2:51 PM UTC
Coverage
- North
- 28.80000° N
- South
- 28.50000° N
- West
- 91.20000° W
- East
- 90.90000° W
- Center
- 28.65000° N, 91.05000° W
- Bounds area
- 285 sq nm
- Feature density
- 1.4119 / sq nm
Chart Statistics
20 largest layers shown
- Average features per layer
- 20.1
- Smallest layer
- 1
- Largest layer
- 286
- Area sq km
- 977
- Features per sq km
- 0.41166
- PIPSOL 286
- OFSPLF 42
- SBDARE Seabed area 15
- OBSTRN Obstruction 11
- M_QUAL Data quality 9
- DEPARE Depth area 7
- DEPCNT Depth contour 6
- SOUNDG Sounding 6
- WRECKS Wreck 5
- BOYSPP Special purpose buoy 2
- CBLSUB 2
- M_NPUB 2
- MAGVAR Magnetic variation 2
- CONZNE 1
- EXEZNE 1
- FOGSIG 1
- LIGHTS Light 1
- M_COVR Coverage 1
- M_NSYS 1
- SEAARE Sea area 1
Nearby Chart Cells
Approach usage band
Current Edition Files
The NOAA ZIP archive is the upstream source for this chart cell; the other files are Open Ships generated derivatives for web and GIS use.
- Original NOAA ZIP archive https://www.charts.noaa.gov/ENCs/US4LA1CJ.zip
- S-57 cell https://charts.openships.ai/noaa/s57/approach/US4LA1CJ/2.0/US4LA1CJ.000
- GeoJSON https://charts.openships.ai/noaa/s57/approach/US4LA1CJ/2.0/US4LA1CJ.geojson
- GeoParquet https://charts.openships.ai/noaa/s57/approach/US4LA1CJ/2.0/US4LA1CJ.parquet
- Metadata JSON https://charts.openships.ai/noaa/s57/approach/US4LA1CJ/2.0/metadata.json
Editions
| Edition | Published | Metadata |
|---|---|---|
| 2.0 | Feb 18, 2025 | metadata.json |